Home / 579,269,320.60-868,903,980.90-334,381,307.80

Finding the Fourth Proportional to 579,269,320.60, 868,903,980.90 and 334,381,307.80

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Solution

The fourth proportional to 579,269,320.60, 868,903,980.90 and 334,381,307.80 is: 501,571,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,269,320.60 : 868,903,980.90 = 334,381,307.80 : x
  2. Step 2: Convert to fraction form
    579,269,320.60/868,903,980.90 = 334,381,307.80/x
  3. Step 3: Cross multiply
    579,269,320.60x = 868,903,980.90 × 334,381,307.80
  4. Step 4: Simplify right side
    579,269,320.60x = 290,545,249,485,968,192
  5. Step 5: Solve for x
    x = 290,545,249,485,968,192/579,269,320.60
  6. Step 6: Final answer
    x = 501,571,961.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.